package demo;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: syyyy
 * Date: 2025-07-07
 * Time: 18:17
 */
public class Book implements Cloneable{
    public String bookName="三国演义";
    @Override
    protected Object clone() throws CloneNotSupportedException {
        return super.clone();
    }
}




